Using WordPress ‘get_post_gallery()’ PHP function
Checks a specified post’s content for gallery and, if present, return the first
HTTPS
Using WordPress ‘get_themes()’ PHP function
Retrieve list of themes with theme data in theme directory.
Using WordPress ‘get_term_by()’ PHP function
Gets all term data from database by term field and data.
Using WordPress ‘get_tax_sql()’ PHP function
Given a taxonomy query, generates SQL to be appended to a main query.